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OpenFDA Drug Safety — Adverse Events Scraper

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Search FDA adverse events by drug, reaction, or manufacturer. Normalizes brand→generic drug names, standardizes reaction terms, and deduplicates manufacturers.

Pricing

$2.00 / 1,000 results

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0.0

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Developer

Chris Wakefield

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6 days ago

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OpenFDA Drug Safety — Adverse Events Scraper

Search the FDA Adverse Event Reporting System (FAERS) by drug name, reaction, manufacturer, or date range. Returns normalized results with brand-to-generic drug name mapping, reaction term standardization, and manufacturer deduplication.

Features

🔍 4 search modes: drug name, adverse reaction, manufacturer, date range
💊 Brand → generic mapping: 130+ drug names normalized (Ozempic→Semaglutide, Humira→Adalimumab, etc.)
🩺 Reaction standardization: 150+ reaction terms unified (dyspnoea→Shortness of Breath, myocardial infarction→Heart Attack)
🏭 Manufacturer dedup: legal suffix stripping, case normalization
📊 Top N summaries: most common drugs, reactions, manufacturers, and countries
🆓 No API key required — uses the free openFDA API

Input Parameters

Parameter	Type	Required	Description
`searchType`	select	✅	`drug`, `reaction`, `manufacturer`, or `dateRange`
`drugName`	string	for drug	Brand or generic drug name (e.g. ozempic, keytruda)
`reaction`	string	for reaction	Side effect to search (e.g. headache, nausea)
`manufacturer`	string	for manufacturer	Company name (e.g. pfizer, moderna)
`dateFrom`	string	for dateRange	Start date YYYY-MM-DD
`dateTo`	string	for dateRange	End date YYYY-MM-DD
`maxResults`	integer	no	1–1000 (default: 100)
`seriousOnly`	boolean	no	Only serious events (death, hospitalization, etc.)

Example Input

{
  "searchType": "drug",
  "drugName": "ozempic",
  "maxResults": 50,
  "seriousOnly": false
}

{
  "searchType": "reaction",
  "reaction": "myocardial infarction",
  "maxResults": 100
}

{
  "searchType": "dateRange",
  "dateFrom": "2024-01-01",
  "dateTo": "2024-03-31",
  "maxResults": 200
}

Example Output

==========================================================================================
  OPENFDA DRUG SAFETY — ADVERSE EVENT SEARCH RESULTS
==========================================================================================
  Drug: ozempic
  Retrieved:    50 events
  Serious:      38 (76.0%)
  API Queries:  1

  Top Drugs:
    Semaglutide                               50
    Metformin                                  12

  Top Reactions:
    Nausea                                     15
    Vomiting                                   12
    Diarrhea                                    8
    Pancreatitis                                5
    Weight Loss                                 5

  Top Manufacturers:
    Novo Nordisk                               50

  Countries:
    US                                          42
    GB                                           3
    CA                                           2

Use Cases

Pharma competitive intelligence — track adverse event patterns for competitor drugs
Legal / mass tort — identify drug-event associations for litigation
Healthcare analytics — population-level drug safety surveillance
Regulatory compliance — monitor post-market safety signals
Academic research — epidemiological studies on drug safety

Data Source

Data from the FDA Adverse Event Reporting System (FAERS) via the openFDA API. Updated quarterly by the FDA. Contains 2+ million adverse event reports from 2004 to present.

License: Public domain (U.S. government data). See openFDA terms.

Output

Dataset — full normalized adverse event records
OUTPUT — human-readable summary table
STATS — machine-readable run statistics

Pricing

Pay-per-event pricing. Only charged for results returned.

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